A Regression Model Relating Units Sold Y), Price X1), and Whether

question 48

Essay

A regression model relating units sold Y), price X1), and whether or not promotion was used X2 = 1 if promotion was used and 0 if it was not) resulted in the following model.
$\hat { Y }$ =120 - 0.03X1 =0.7X2
and the following information is provided.
n= 15 Sb₁ = .01 Sb2 = 0.1
a. Is price a significant variable?
b. Is promotion significant?

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Definitions:

Sensory Stimuli

External or internal factors that are detected by sensory receptors, leading to specific physiological or psychological responses.

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How the presence or actions of others affect an individual's behavior, thoughts, and feelings.

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A species of owl known for its distinctive heart-shaped face and primarily nocturnal habits, often found in rural areas and open woodlands across various parts of the world.

Location

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